The Memory Sinkhole - Unleashing An X86 Design Flaw Allowing Universal Privilege Escalation

The Memory Sinkhole - Unleashing An X86 Design Flaw Allowing Universal Privilege Escalation

Black Hat via YouTube Direct link

Looking Forward

21 of 22

21 of 22

Looking Forward

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The Memory Sinkhole - Unleashing An X86 Design Flaw Allowing Universal Privilege Escalation

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  1. 1 Intro
  2. 2 Overview
  3. 3 demonstration
  4. 4 The Negative Rings...
  5. 5 SMM ... pandora's box
  6. 6 SMM Security
  7. 7 20 years ago...
  8. 8 The APIC Remap Attack
  9. 9 Attack Strategy
  10. 10 Attack Attempt 1: Fails
  11. 11 Attack Attempt 2
  12. 12 The APIC Payload
  13. 13 Attack Attempt 3
  14. 14 The Memory Sinkhole
  15. 15 The Firmware Ecosystem
  16. 16 The template SMM entry
  17. 17 A new class of exploits
  18. 18 SMM Rootkit
  19. 19 Impact
  20. 20 Mitigations
  21. 21 Looking Forward
  22. 22 Conclusion

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